Figuer:
-Assuming that we do not use the rule(s)that avoid null values in tables in converting the ERD diagram to a relational database,the number of tables will be:
A) 3
B) 4
C) 5
D) 6

Question

Figuer: 
-Assuming that we do not use the rule(s)that avoid null values in tables in converting the ERD diagram to a relational database,the number of tables will be:
A) 3 
B) 4 
C) 5 
D) 6

Quizplus · Accepted Answer

Based on the given figure, there are 5 entities and no relationships. Each entity will be converted into a table, resulting in 5 tables. Even though some tables may have null values, we are not using the rule(s) that avoid null values in tables. Therefore, the number of tables will remain 5.

Figuer: -Assuming That We Do Not Use the Rule(s)that Avoid Null